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A matsayin ɗaya daga cikin hanyoyin ciyar da eriyar waveguide, ƙirar microstrip zuwa waveguide tana taka muhimmiyar rawa wajen watsa makamashi. Na gargajiya microstrip to waveguide model ne kamar haka. An shigar da wani bincike mai ɗauke da sinadari na dielectric kuma ciyar da shi ta layin microstrip a cikin tazarar da ke cikin faɗuwar bangon jagorar igiyar ruwa mai rectangular. Nisa tsakanin binciken da bangon gajeriyar kewayawa a ƙarshen jagorar raƙuman raƙuman ruwa ya kai ninki huɗu da tsayin igiyar igiyar ruwa. bangare daya. Ƙarƙashin tsarin zaɓin dielectric substrate, reactance na binciken ya dogara da girman layin microstrip, kuma amsawar gajeriyar waveguide ya dogara da matsayi na bangon gajere. Waɗannan sigogi an inganta su gabaɗaya don cimma daidaitattun abubuwan da suka dace na tsaftataccen resistors da rage watsa asarar makamashi.

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Microstrip zuwa tsarin waveguide a cikin ra'ayoyi daban-daban

RFMISO Microstrip Eriya jerin samfuran:

Saukewa: RM-MA25527-22

Saukewa: RM-MA425435-22

Harka
Dangane da ra'ayoyin ƙira da aka bayar a cikin wallafe-wallafen, ƙirƙira jagorar raƙuman ruwa zuwa mai sauya microstrip tare da bandwidth mai aiki na 40 ~ 80GHz. Samfura daga mahanga daban-daban sune kamar haka. A matsayin misali na gama-gari, ana amfani da jagorar igiyar ruwa mara misaltuwa. Kauri da dielectric akai-akai na dielectric abu dogara ne a kan Halayen impedance na microstrip bincike da aka gyara.
Base abu: dielectric akai 3.0, kauri 0.127mm
Girman waveguide a*b: 3.92mm*1.96mm
Girman rata akan bango mai faɗi shine 1.08 * 0.268, kuma nisa daga bangon gajeriyar kewayawa shine 0.98. Dubi adadi don sigogin S da halayen impedance.

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Duban gaba

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Duban baya

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S sigogi: 40G-80G

Asarar sakawa a cikin kewayon izinin wucewa bai wuce 1.5dB ba.

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Halayen impedance Port

Zref1: Matsakaicin shigarwar layin microstrip shine 50 ohms, Zref1: Rashin ƙarfin igiyar ruwa a cikin waveguide yana kusan 377.5 ohms;

Ma'auni waɗanda za'a iya inganta su: zurfin shigar da bincike D, girman W*L da tsayin rata daga bangon kewayawa. Dangane da ma'aunin mitar cibiyar 45G, madaidaicin dielectric shine 3.0, madaidaicin tsayin raƙuman ruwa shine 3.949mm, kuma tsayin kwata ɗaya daidai da 0.96mm. Lokacin da yake kusa da daidaitattun juriya mai tsafta, jagorar wave yana aiki a cikin babban yanayin TE10, kamar yadda aka nuna a cikin rarraba wutar lantarki a cikin adadi a ƙasa.

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E-Field @48.44G_Vector

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E-Field @48.44G_Abs

E-mail:info@rf-miso.com

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Lokacin aikawa: Janairu-29-2024

Sami Takardar Bayanan Samfura